0013

Triathlons Found In Autumn 2026

View all ↓

Triathlons In Autumn 2026

The most comprehensive list of late season Triathlons in Autumn 2026. Discover, compare and book the best Autumn 2026 Triathlons near you!

Find A Race is the UK's most popular event listings website, with over 3 million users a year using our database of over 2,500 events to discover, compare and book their next challenge.

Popular & Featured

September

Race Calendar: Triathlons Autumn 2026

Race The Sun Lake District

Keswick, Cumberland
Sat 05 Sep 26
£60.00 - £120.00

On Sale

Triathlon Y Bala

Bala, Gwynedd
Sun 06 Sep 26
£96.99 - £114.99

Alderford Triathlon 2026

Whitchurch, Shropshire
Sun 06 Sep 26
£99.00 - £119.00
5.0

Brighton & Hove Triathlon and Multisport Festival

Hove, East Sussex
Sun 06 Sep 26
£21.00 - £149.00

Cheltenham Tri Festival 2026

Cheltenham, Gloucestershire
Sun 13 Sep 26
£54.00 - £99.00

2026 - Fleetwood Triathlon

Fleetwood, Lancashire
Sun 13 Sep 26
£60.00

2026 Wilmslow Autumn Triathlon

Wilmslow, Cheshire East
Sun 20 Sep 26
£40.00 - £90.00

Votwo Dorney Lake Triathlon

Windsor, Berkshire
Sun 20 Sep 26
£62.00 - £97.00
4.5

Dawlish Triathlon

Dawlish Warren
Sun 20 Sep 26
£41.34 - £64.66

Dorney Lake Triathlon September

Windsor, Berkshire
Sat 26 Sep 26
£60.00 - £122.00
4.6

Mumbles - Multi Sport Festival

Knabb Rock, Mumbles
Sat 26 Sep 26
£32.40 - £160.92

East Leake 'End of Season' Sprint Triathlon

Loughborough, Leicestershire
Sun 27 Sep 26
£45.00 - £60.00
4.4

Superfeet Sandman - Triathlon & Duathlon

Llanfairpwllgwyngyll, Gwynedd
Sun 27 Sep 26
£76.99 - £239.99
Showing 1-13 of 13 results

Cookie settings

Cookies are small text files that a website stores on a user's device, such as a computer or a smartphone. When a user visits a website, a cookie may be set to track information such as the user's preferences, login information, or items in a shopping cart. Cookies are not harmful and are typically deleted when a user clears their browser cache or the cookie expires.

Strictly necessary cookies are a type of cookie that is essential for a website to function properly. These cookies are necessary to provide services requested by the user, such as login authentication, shopping cart functionality, and other similar features.

Strictly necessary cookies do not require the user's consent, as they are essential for the proper functioning of the website.

Learn more about our Strictly necessary cookies

Tracking and targeting cookies are a type of cookie used by websites to collect information about a user's browsing behaviour across multiple websites. These cookies are often used for advertising purposes and can track the user's interests and some personal information.

Targeting cookies are used to display personalised advertisements to the user based on their browsing history, search history, and other online activity.

Learn more about our Tracking and targeting cookies